#Juice that oozed out of a fruit by itself, if the fruit was meant to be eaten, it is permitted to drink that juice, however, if the fruit was meant to be squeezed for its juice the juice that came out on its own is forbidden.<ref>Shulchan Aruch O.C. 320:1, Shemirat Shabbat KeHilchata 5:11.
See Chazon Ovadia Shabbat Vol. 4, who permits the drinking of juice that came out on its own only for fruits with a derabanan sechita prohibition (and those fruits are designated for eating). </ref>
#For example, if someone cut watermelon or grapefruit to eat it and juice oozed out it is permitted to drink the juice.<ref>Shemirat Shabbat Kehilchata 5:11-12</ref>
===Squeezing a Lemon===
#One may not dry one's hair with a towel by pressing the towel to the wet hair. Instead one should touch the towel lightly to the hair.<ref>Ben Ish Chai (Pekudei II n. 8) writes that one could pat dry the hair with a towel but not press. This is also the conclusion of [https://www.yeshiva.org.il/ask/91086]. See Piskei Teshuvot 326:12 with all the opinions. Mishna Brurah (Biur Halacha 326:8) emphasizes that when going to the mikveh one should be careful not to violate sechita implies the same.</ref>
#One may tightly wrap a towel on one's hair to absorb the liquid because the liquid is absorbed immediately and becomes useless.<ref>39 Melachos (vol 2, pg 371)</ref>
#Some permit drying one's beard on Shabbat.<ref>Igrot Moshe 1:133</ref>
==Drying with a Towel==